CAS OpenIR
High-performance asymmetric supercapacitor based on nickel-MOF anchored MXene//NPC/rGO
Olatoye, Abiola Ganiyat1,2; Li, Wenli1,2; Fagbohun, Emmanuel Oluwaseyi1,2; Zeng, Xi3; Zheng, Yuhua1; Cui, Yanbin1,2
2023
Source PublicationJOURNAL OF ELECTROANALYTICAL CHEMISTRY
ISSN1572-6657
Volume928Pages:12
AbstractMXene has been considered a viable 2D electrode material for supercapacitors due to its good conductivity and remarkable cycling stability. However, its low specific capacitance has limited its applications. To address this, we deposited nickel-metal-organic-framework (Ni-ZIF-67) on MXene. Firstly, Ni-ZIF-67 composites were syn-thesized at various temperatures (150-450 celcius), with different masses of Ni. Among the Ni-ZIF-67 (NZ) compos-ites, the NZ-R-2-200 electrode exhibited the largest specific surface area of 549.78 m2/g, and the highest specific capacity of 365.5 C/g at 0.5 A/g. Then, the NZ-R-2-200/K-Ar-MXene composite was prepared by dec-orating intercalated 2D MXene (K-Ar-MXene) with NZ-R-2-200. NZ-R-2-200 were anchored on the surface of K-Ar-MXene. Significantly, an electrode based on NZ-R-2-200/K-Ar-MXene composite demonstrates a remarkable specific capacity of 557 C/g at 0.5 A/g and long-time stability of 66 % capacitance retention after 5000 cycles at 2 A/g. An assembled asymmetric supercapacitor (ASC) based on NZ-R-2-200/K-Ar-MXene as the positive and porous carbon composite of (NPC/rGO) as the negative electrodes showed a high energy density of 27.48 Wh/Kg and a power density of 400 W/Kg combined with cyclic stability up to 2000 cycles.
KeywordMetal -organic frameworks MXene Porous carbon composite Asymmetric supercapacitor
DOI10.1016/j.jelechem.2022.117036
Language英语
WOS KeywordMETAL-ORGANIC-FRAMEWORKS ; ELECTRODE MATERIALS ; GRAPHENE OXIDE ; CARBON MATERIALS ; MXENE ; EVOLUTION ; NANOCOMPOSITES ; MICROSPHERES ; EXFOLIATION ; COMPOSITE
Funding ProjectFund of State Key Laboratory of Multiphase Complex Systems[MPCS-2021-A-12] ; Open Research Fund Program of Key Laboratory of Cleaner Production and Integrated Resource Utilization of China National Light Industry[CP2021YB06] ; Institute of Process Engineering, Chinese Academy of Sciences
WOS Research AreaChemistry ; Electrochemistry
WOS SubjectChemistry, Analytical ; Electrochemistry
Funding OrganizationFund of State Key Laboratory of Multiphase Complex Systems ; Open Research Fund Program of Key Laboratory of Cleaner Production and Integrated Resource Utilization of China National Light Industry ; Institute of Process Engineering, Chinese Academy of Sciences
WOS IDWOS:000907045600007
PublisherELSEVIER SCIENCE SA
Citation statistics
Document Type期刊论文
Identifierhttp://ir.ipe.ac.cn/handle/122111/56515
Collection中国科学院过程工程研究所
Corresponding AuthorCui, Yanbin
Affiliation1.Chinese Acad Sci, Inst Proc Engn, State Key Lab Multiphase Complex Syst, Beijing 100190, Peoples R China
2.Univ Chinese Acad Sci, Ctr Mat Sci & Optoelect Engn, Beijing 100049, Peoples R China
3.Beijing Technol & Business Univ, Key Lab Cleaner Prod & Integrated Resource Utiliza, Beijing 100048, Peoples R China
Recommended Citation
GB/T 7714
Olatoye, Abiola Ganiyat,Li, Wenli,Fagbohun, Emmanuel Oluwaseyi,et al. High-performance asymmetric supercapacitor based on nickel-MOF anchored MXene//NPC/rGO[J]. JOURNAL OF ELECTROANALYTICAL CHEMISTRY,2023,928:12.
APA Olatoye, Abiola Ganiyat,Li, Wenli,Fagbohun, Emmanuel Oluwaseyi,Zeng, Xi,Zheng, Yuhua,&Cui, Yanbin.(2023).High-performance asymmetric supercapacitor based on nickel-MOF anchored MXene//NPC/rGO.JOURNAL OF ELECTROANALYTICAL CHEMISTRY,928,12.
MLA Olatoye, Abiola Ganiyat,et al."High-performance asymmetric supercapacitor based on nickel-MOF anchored MXene//NPC/rGO".JOURNAL OF ELECTROANALYTICAL CHEMISTRY 928(2023):12.
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